In other words, frictional work is not completely recoverable.

It has enough energy to overcome the frictional resistance in valves and registers.

它有足够的能量克服阀门和记录器的摩擦阻力.

Roller bearing clutch is a new kind of frictional sprag clutch.

滚柱轴承离合器是一种新型的摩擦式超越离合器.

Frictional forces may also act when there is no relative motion.

在无相对运动的情况下,也可以有摩擦力的作用.

The frictional restraint to bending has an effect on bending.

弯曲的摩擦约束力对弯曲有影响.

The forces due to friction are called frictional forces.

由于摩擦而产生的力称之为摩擦力.

In motion with a fixed frictionless constraint, no work is done by the constraint.

在固定的无摩擦约束运动中, 约束力不作功.

Precise alignment along the bore produces a frictionless movement and long sensor life.

沿钻孔精确的校准产生无摩擦的运动和长传感器寿命.

It turns so smoothly that it will seem frictionless to any student standing on it.

因为它几乎无摩擦力所以当学生站在上面时可以很容易的转动.

Pulley bearings are frictionless.

滑轮轴承是无摩擦的.

There is a frictionless hinge at C.

C点是无摩擦铰.

A perpetual motion machine would have to be frictionless.

永动机只能是一种无摩擦力的机器.

Passing through blades, with the actions of the frictions, high velocity will decrease a little bit.

蒸汽通过叶片时, 由于摩擦的作用其速度稍稍降低.

Trade protectionism is gaining ground, resulting in heightened trade frictions.

贸易保护主义有所抬头, 贸易摩擦加剧.

The plan is likely only to aggravate ethnic frictions.

这一方案很有可能只会加剧种族冲突。

Family frictions can interfere with a child's schoolwork.

家庭中的争吵会影响孩子的学业.

It takes concerted efforts to address their economic and trade frictions.

解决中美经贸摩擦等问题需要双方共同采取行动.

Of course, one should not exaggerate these frictions either.

当然, 人们也不应夸大这些摩擦.

For an externally-dependent Chinese economy, trade frictions are the last thing it needs.

对依赖外向型的中国经济, 贸易摩擦最终会来的.

However, obstacles also exist in the Sino-European cooperation, and trade frictions appear continually.

但是, 中欧经贸合作也存在不和谐音符, 贸易摩擦时时出现.

Akerlof is an expert on frictions in consumer and employment markets.

阿克洛夫是“消费者冲突”和“就业市场”方面的专家.